France country code is 33, it will allow you to call to/from France.
To call France from the UK
Dial France country code : 00 33. Then dial the phone number excluding the 0 at the beginning of the number.
For example : 02 98 88 35 36 becomes 00 33 2 98 88 35 36
If a number is already displayed including the +33 country code, just replace the '+' with the UK international access code of 00 and ignore any reference to '(0)'.
To phone the UK from France
To call a UK landline or mobile phone from France, dial 00 44, then the UK number without its leading zero.
For example, the UK number 01632 234567 should be dialled 00 44 1632 234567.
